District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-1:2023
Abstract
This document specifies requirements and test methods for factory made thermally insulated bonded valve assemblies for hot water networks in accordance with EN 13941-1, comprising a steel valve, valve extension pipes, polyurethane (PUR) foam thermal insulation and a casing of polyethylene. The valve assembly may also include the following additional elements: measuring wires, spacers and diffusion barriers.
Begin
2023-01-30
WI
00107083
Planned document number
DIN EN 488-1
Project number
04112078
Responsible national committee
NA 041-01-12 AA - District heating and cooling systems (SpA CEN/TC 107 & ISO/TC 341)
Responsible european committee
CEN/TC 107/WG 5 - Fittings and valves
draft standard
District heating pipes - Bonded single pipe systems for directly buried hot water networks - Part 1: Factory made steel valve assembly for steel service pipes, polyurethane thermal insulation and a casing of polyethylene; German and English version prEN 488-1:2023
2023-08
Order from DIN Media
